Tuesday, May 03, 2011
How Hummingbirds Drink
Wired reports: [edited]
New high-speed videos of hummingbirds have overturned nearly two centuries of conventional wisdom on how they drink. Researchers previously thought tube-like channels in their tongues sucked up fluid by capillary action. But the new analysis shows that their tongues trap nectar by curling around it.
------------
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment